Abstracts Archive - Page 234 of 1683 - ATC Abstracts

2021 American Transplant Congress
Perioperative Blood Transfusion is Associated with the Development of New HLA Antibodies After Adult Lung Transplantation
A. Hicks¹, A. Stoker², M. Cooter², A. Ali³, J. Klapper⁴, J. Poisson⁵, D. Chen⁵, J. Haney⁴, K. Ghadimi², M. Hartwig⁴, I. Welsby², B. Bottiger²
¹Anesthesiology, Duke University Hospital, South Portland, ME, ²Anesthesiology, Duke University Hospital, Durham, NC, ³Pulmonology, Allergy and Critical Care Medicine, Duke University Hospital, Durham, NC, ⁴Cardiothoracic Surgery, Duke University Hospital, Durham, NC, ⁵Pathology, Duke University Hospital, Durham, NC
*Purpose: Lung transplant (LT) recipients who develop new antibodies to human leukocyte antigen (HLA) have associated with chronic lung allograft dysfunction and worsened outcomes. We…
2021 American Transplant Congress
A Patient-Centered Perspective on Progress in Transplantation
B. Hickner¹, N. Galvan², R. Cotton², C. O'Mahony², J. Goss², A. Rana²
¹Department of Student Affairs, Baylor College of Medicine, Houston, TX, ²Department of Surgery, Baylor College of Medicine, Houston, TX
*Purpose: This study aimed to provide a patient-centered perspective on change in transplantation outcomes through analysis of intent-to-treat survival, which accounted for donor shortages by…
2021 American Transplant Congress
Desensitization Using Costimulatory Blockade and Bortezomib to Prevent DSA Formation and Rejection in Reconstructive Transplantation
B. Oh¹, F. Messner², Y. Guo¹, G. Brandacher¹
¹Johns Hopkins University School of Medicine, Baltimore, MD, ²Department of Visceral, Transplant and Thoracic Surgery, University of Innsbruck, Innsbruck, Austria
*Purpose: Sensitization in form of donor-specific antibodies (DSA) and subsequent antibody-mediated rejection constitute some of the greatest risk factors for allograft rejection and long-term graft…
2021 American Transplant Congress
Utility of Screening-Bead Assay in Post-Transplant Testing of Donor-Specific Antibodies (DSA) and Antibody-mediated Rejection (ABMR) in Renal Allografts
A. Agrawal¹, E. Dijke², A. Murray³, P. Campbell³
¹Transplant Nephrology, Mayo Clinic, Rochester, MN, ²Lab. Medicine and Pathology, University of Alberta Hospital, Edmonton, AB, Canada, ³Division of Nephrology, Dept. of Medicine, University of Alberta Hospital, Edmonton, AB, Canada
*Purpose: ABMR is a major cause of poor long-term graft survival. Though post-transplant monitoring of HLA DSAs can aid in risk stratification and optimizing immunosuppression,…
2021 American Transplant Congress
Liver Kinase B1 Knockdown Induces Platelet-Derived Growth Factor Receptor B Expression in Human Airway Epithelial Cells: A Potential Mechanism for Development of Fibrosis Leading to Chronic Lung Allograft Dysfunction
M. Rahman, J. Lee, R. Ravichandran, T. Fleming, M. Smith, R. Bremner, T. Mohanakumar
St. Joseph’s Hospital and Medical Center, Phoenix, AZ
*Purpose: The platelet-derived growth factor and its receptor (PDGFRb) signaling pathway can be activated by epithelial mesenchymal transition which facilitates fibrosis. It is not known…
2021 American Transplant Congress
Characterizing the Early Impact of the Kidney Accelerated Placement Project on Hard-to-place Kidneys
J. D. Motter, A. Kernodle, M. Levan, D. Segev, J. Garonzik-Wang, A. Massie
Johns Hopkins University, Baltimore, MD
*Purpose: In 2019, the OPTN implemented the Kidney Accelerated Placement Project (KAPP) in an effort to increase the utilization of kidneys with a high Kidney…
2021 American Transplant Congress
Donor-Recipient BSA Matching is Prognostically Significant in Solitary and En-bloc Kidney Transplantation from Pediatric Circulatory Death Donors
C. J. Little, A. A. Dick, J. D. Perkins, J. D. Reyes
Department of Surgery, University of Washington, Seattle, WA
*Purpose: The purpose of this study was to evaluate the pernicious effects of inadequate functional nephron mass in size disparate donation after cardiac death (DCD)…
2021 American Transplant Congress
Can Procurement Biopsy Data Tell Us Anything? The Influence of Glomerulosclerosis on Long-term Kidney Graft Survival
D. Stewart¹, L. Kamal², J. Foutz³, H. McGehee³, P. Saravanane², S. Yu², R. Yousfi², G. Gupta²
¹United Network for Organ Sharing, Richmond, VA, ²Virginia Commonwealth University Health, Richmond, VA, ³Research, United Network for Organ Sharing, Richmond, VA
*Purpose: Biopsy findings, particularly % glomerulosclerosis, have been shown to have a profound impact on kidney utilization decisions. Most studies of the association between procurement…
2021 American Transplant Congress
Centers Avoided 67% of Kidney Offers by Participating in the OPTN’s Multifactorial Offer Filter Pilot Project
A. Toll, H. McGehee, D. Stewart, R. McTier
Research, United Network for Organ Sharing, Richmond, VA
*Purpose: Evaluate if multifactorial filters can reduce unwanted kidney offers to centers, thereby reducing administrative burden and getting to the accepting candidate quicker.*Methods: 40 centers…
2021 American Transplant Congress
Outcomes of Downstaging Hepatocellular Carcinoma (HCC) to within Milan Criteria Before Liver Transplantation (LT): A Multicenter Analysis of the “All-comers” Protocol
B. Natarajan¹, P. Tabrizian², M. Hoteit³, C. Frenette⁴, T. Ghaziani⁵, R. Dhanasekaran⁵, N. Parikh⁶, J. Guy⁷, A. Shui¹, S. Florman², F. Yao¹, N. Mehta¹
¹UCSF, SF, CA, ²Mt Sinai, NY, NY, ³U Penn, Philadelphia, PA, ⁴Scripps, La Jolla, CA, ⁵Stanford, Palo Alto, CA, ⁶U Michigan, Ann Arbor, MI, ⁷CPMC, SF, CA
*Purpose: Patients with HCC meeting UNOS-downstaging (DS) criteria (1 lesion 5.1-8 cm, 2-3 lesions at least one 3.1-5 cm and total tumor diameter (TTD) ≤8…